Overview

overview

10

Static

static

b487fe8e47...b4.exe

windows7_x64

10

b487fe8e47...b4.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    b487fe8e47700d12c942141d1c0776e8e2521640717b062bc434702d72ad92b4

  • Size

    754KB

  • Sample

    220625-bt6m9sbcc6

  • MD5

    43d895968256c8f74db6f18a42baade7

  • SHA1

    194b8558963cc774c8267ca9d01b9e09e317ec0a

  • SHA256

    b487fe8e47700d12c942141d1c0776e8e2521640717b062bc434702d72ad92b4

  • SHA512

    02e46209c349ff6844b3b8124347751de8dd34edacccb23746b373dcdfa80ceeeee6a622540dea00ce02bddc2b5bb4aa6993cabf77e1f4cce0c82695f447f0bc

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail [email protected] Write this ID in the title of your message 98CB3A30 In case of no answer in 24 hours write us to theese e-mails: [email protected] You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Extracted

Path

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail [email protected] Write this ID in the title of your message 7AE40099 In case of no answer in 24 hours write us to theese e-mails: [email protected] You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the decryption tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 1 file for free decryption. The total size of files must be less than 1Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Targets

    • Target

      b487fe8e47700d12c942141d1c0776e8e2521640717b062bc434702d72ad92b4

    • Size

      754KB

    • MD5

      43d895968256c8f74db6f18a42baade7

    • SHA1

      194b8558963cc774c8267ca9d01b9e09e317ec0a

    • SHA256

      b487fe8e47700d12c942141d1c0776e8e2521640717b062bc434702d72ad92b4

    • SHA512

      02e46209c349ff6844b3b8124347751de8dd34edacccb23746b373dcdfa80ceeeee6a622540dea00ce02bddc2b5bb4aa6993cabf77e1f4cce0c82695f447f0bc

    Score
    10/10
    dharmapersistenceransomwarespywarestealer

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

      ransomwaredharma

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks